IPv4 address
203.245.44.102
An address in Seoul, South Korea, announced by Korea Telecom (AS4766). It's hosting space, a mail server on port 587, and a web server on ports 80 and 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Seoul
- Region
- Seoul
- Postal code
- 03141
- Country
- South Korea
- Continent
- Asia
- Coordinates
- 37.5660, 126.9784
- Timezone
- Asia/Seoul
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- Korea Telecom
- Domain
- kt.com
- Type
- ISP
- Registered in
- South Korea
- AS number
- AS4766
- Name
- Korea Telecom
- Prefix
- 203.245.0.0/18
- RPKI
- Not found
- Type
- ISP
- Domain
- kt.com
- Registered in
- South Korea
- Name
- Korea Telecom
- Network name
- KORNET
- Status
- ALLOCATED PORTABLE
- Registry
- APNIC
- Domain
- nic.or.kr
- Abuse
- irt@nic.or.kr
- irt@nic.or.kr
- Address
- 9, Jinheung-gil, Naju-si, Jeollanam-do
- Network
- 203.245.32.0-203.245.63.255
Anonymity
Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.
Network
What kind of network it is on: a mobile carrier, a satellite operator, an anycast service, a CDN edge.
Services
What our own internet-wide measurement found listening on it.
- Port
- 587
- Banner
- 220 webmail-135.cafe24.com ESMTP
- Greeting
- Completed
- First seen
- 2026-09-25
- Last seen
- 2026-10-24
- 80 status
- 200
- 80 server
- nginx
- 80 seen
- 2026-08-02 to 2026-10-29
- 443 status
- 200
- 443 server
- nginx
- 443 TLS
- TLSv1.2
- 443 certificate
- *.cafe24.com
- 443 issuer
- C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36
- 443 browser-trusted
- Yes
- 443 seen
- 2026-08-08 to 2026-10-23
00 · Evaluate
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01 · License
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